Home / 8,968,651,611.60-13,452,977,417.40-8,519,690,254.80

Finding the Fourth Proportional to 8,968,651,611.60, 13,452,977,417.40 and 8,519,690,254.80

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Solution

The fourth proportional to 8,968,651,611.60, 13,452,977,417.40 and 8,519,690,254.80 is: 12,779,535,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,651,611.60 : 13,452,977,417.40 = 8,519,690,254.80 : x
  2. Step 2: Convert to fraction form
    8,968,651,611.60/13,452,977,417.40 = 8,519,690,254.80/x
  3. Step 3: Cross multiply
    8,968,651,611.60x = 13,452,977,417.40 × 8,519,690,254.80
  4. Step 4: Simplify right side
    8,968,651,611.60x = 114,615,200,601,067,257,856
  5. Step 5: Solve for x
    x = 114,615,200,601,067,257,856/8,968,651,611.60
  6. Step 6: Final answer
    x = 12,779,535,382.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.